CHICAGO – Brisk walking provide trivial improvement on mental tests for older people with memory difficulties, considered as the first meticulous test of exercise on the aging brain. Study published on Wednesday’s Journal of the American Medical Association.

The results were only modest of this small Australian study. But they support observational studies establishing potential mental benefits from physical activity.

The effects of exercise were not better but good enough than those, seen with drugs approved to aid brain function in Alzheimer’s disease, according to experts.

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